Make a moving-out checklist
Everyday
Give your situation, budget and what you already own, and get a checklist split into essential and optional.
Fill the blanks and it copies as you filled it
Make me a checklist for moving into my own place. - Situation: - Budget: - What I already have: - A checkbox list. Split into and , items only
0 of 5 blanks filled · anything left blank copies with its brackets
What this prompt does
Compared with asking the same thing without the length and format lines.estimate
Estimated output tokens
700
Asked loosely
700
This prompt
Energy (Wh)
1.215
Asked loosely
1.215
This prompt
Token counts are estimated from character counts, not measured. Energy uses the per-band figures measured by Jegham et al. 2025 as published.
A shorter answer, but the same energy band. The measurements are per band, and this much does not cross one.
Reported backfire — Specifying output formatA 78% increase in one GPT-4o scenario. The paper classifies this one as apply-selectively
Where these figures come from
We read the prompt to see whether it carries that instruction. The percentages below are published figures for the rule itself, not a measurement of what this prompt saves.
Specifying output format
49%mean reduction · 95% CI 37–61%
Podder et al. 2026 BP#6 · 14 use cases / 45 prompts
by modelGPT-4o 40%Command R+ 50%Mistral-7B 57%